Sues, H.-D., Clark, J. M. & Jenkins Jr, F. A., 1994:
A review of the Early Jurassic tetrapods from the Glen Canyon Group of the American Southwest. pp. 284-294
in Fraser, N. C. & Sues, H.-D. (eds.), 1994: In the Shadow of the Dinosaurs - Early Mesozoic Tetrapods.
–Cambridge University Press, Cambridge, New York, x-435